Aftermarket Stem Extension Sub Adapter for Cable T

- Stem Extension Sub Adapter for Cable Tool - Used - Drill String Stem Extension Sub Adapter Crossover for water oil gas well rig - Presumably American manufactured with carbon and/or alloy steels, but unsure if this is Acme, Spang, Gill Rock Drill, Ideco, Trident, Rampp, O.W.S. Co., Keystone or maybe another historical tooling manufacturer - If you require thread protector(s) on tool joint(s) add another $15 - Located in Mifflinburg, PA USA